linux-block.git
2 days agoALSA: gus: Fix some error handling paths related to get_bpos() usage
Christophe JAILLET [Thu, 3 Oct 2024 19:34:01 +0000 (21:34 +0200)]
ALSA: gus: Fix some error handling paths related to get_bpos() usage

If get_bpos() fails, it is likely that the corresponding error code should
be returned.

Fixes: a6970bb1dd99 ("ALSA: gus: Convert to the new PCM ops")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Link: https://patch.msgid.link/d9ca841edad697154afa97c73a5d7a14919330d9.1727984008.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Takashi Iwai <tiwai@suse.de>
3 days agoALSA: hda: Add missing parameter description for snd_hdac_stream_timecounter_init()
Takashi Iwai [Thu, 3 Oct 2024 07:24:18 +0000 (09:24 +0200)]
ALSA: hda: Add missing parameter description for snd_hdac_stream_timecounter_init()

Add the missing description for the new parameter "start" of
snd_hdac_stream_timecounter_init() in the previous patch.

Fixes: df5215618fbe ("ALSA: hda: fix trigger_tstamp_latched")
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202410031300.ecLmATNd-lkp@intel.com/
Link: https://patch.msgid.link/20241003072420.8932-1-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
3 days agoALSA: usb-audio: Add native DSD support for Luxman D-08u
Jan Lalinsky [Thu, 3 Oct 2024 03:08:11 +0000 (05:08 +0200)]
ALSA: usb-audio: Add native DSD support for Luxman D-08u

Add native DSD support for Luxman D-08u DAC, by adding the PID/VID 1852:5062.
This makes DSD playback work, and also sound quality when playing PCM files
is improved, crackling sounds are gone.

Signed-off-by: Jan Lalinsky <lalinsky@c4.cz>
Cc: <stable@vger.kernel.org>
Link: https://patch.msgid.link/20241003030811.2655735-1-lalinsky@c4.cz
Signed-off-by: Takashi Iwai <tiwai@suse.de>
3 days agoALSA: core: add isascii() check to card ID generator
Jaroslav Kysela [Wed, 2 Oct 2024 19:46:49 +0000 (21:46 +0200)]
ALSA: core: add isascii() check to card ID generator

The card identifier should contain only safe ASCII characters. The isalnum()
returns true also for characters for non-ASCII characters.

Link: https://gitlab.freedesktop.org/pipewire/pipewire/-/issues/4135
Link: https://lore.kernel.org/linux-sound/yk3WTvKkwheOon_LzZlJ43PPInz6byYfBzpKkbasww1yzuiMRqn7n6Y8vZcXB-xwFCu_vb8hoNjv7DTNwH5TWjpEuiVsyn9HPCEXqwF4120=@protonmail.com/
Cc: stable@vger.kernel.org
Reported-by: Barnabás Pőcze <pobrn@protonmail.com>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
Link: https://patch.msgid.link/20241002194649.1944696-1-perex@perex.cz
Signed-off-by: Takashi Iwai <tiwai@suse.de>
3 days agoMAINTAINERS: ALSA: use linux-sound@vger.kernel.org list
Jaroslav Kysela [Wed, 2 Oct 2024 15:15:36 +0000 (17:15 +0200)]
MAINTAINERS: ALSA: use linux-sound@vger. list

We are now using the linux-sound@vger.kernel.org list for kernel
related work. This patch converts all remaining entries that reference
the former alsa-devel mailing list.

All ALSA developers should subscribe to the linux-sound
mailing list. Thank you.

Cc: linux-kernel@vger.kernel.org
Cc: Ban Tao <fengzheng923@gmail.com>
Cc: Lars-Peter Clausen <lars@metafoo.de>
Cc: Nuno Sá <nuno.sa@analog.com>
Cc: Johannes Berg <johannes@sipsolutions.net>
Cc: Jerome Brunet <jbrunet@baylibre.com>
Cc: Martin Povišer <povik+lin@cutebit.org>
Cc: Peter Rosin <peda@axentia.se>
Cc: Clemens Ladisch <clemens@ladisch.de>
Cc: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Cc: Geoffrey D. Bennett <g@b4.vu>
Cc: Shengjiu Wang <shengjiu.wang@gmail.com>
Cc: Xiubo Li <Xiubo.Lee@gmail.com>
Cc: Fabio Estevam <festevam@gmail.com>
Cc: Nicolin Chen <nicoleotsuka@gmail.com>
Cc: J.M.B. Downing <jonathan.downing@nautel.com>
Cc: Piotr Wojtaszczyk <piotr.wojtaszczyk@timesys.com>
Cc: Vladimir Zapolskiy <vz@mleia.com>
Cc: Herve Codina <herve.codina@bootlin.com>
Cc: Cezary Rojewski <cezary.rojewski@intel.com>
Cc: Liam Girdwood <liam.r.girdwood@linux.intel.com>
Cc: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Cc: Bard Liao <yung-chuan.liao@linux.intel.com>
Cc: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Cc: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Cc: Pierre-Louis Bossart <pierre-louis.bossart@linux.dev>
Cc: Kiseok Jo <kiseok.jo@irondevice.com>
Cc: Claudiu Beznea <claudiu.beznea@tuxon.dev>
Cc: Daniel Mack <zonque@gmail.com>
Cc: Stephan Gerhold <stephan@gerhold.net>
Cc: Peter Ujfalusi <peter.ujfalusi@gmail.com>
Cc: Jarkko Nikula <jarkko.nikula@bitmer.com>
Cc: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Cc: Sylwester Nawrocki <s.nawrocki@samsung.com>
Cc: Vinod Koul <vkoul@kernel.org>
Cc: Sanyog Kale <sanyog.r.kale@intel.com>
Cc: Arnaud Pouliquen <arnaud.pouliquen@foss.st.com>
Cc: Olivier Moysan <olivier.moysan@foss.st.com>
Cc: Shenghao Ding <shenghao-ding@ti.com>
Cc: Kevin Lu <kevin-lu@ti.com>
Cc: Baojun Xu <baojun.xu@ti.com>
Cc: M R Swami Reddy <mr.swami.reddy@ti.com>
Cc: Vishwas A Deshpande <vishwas.a.deshpande@ti.com>
Cc: Kirill Marinushkin <kmarinushkin@birdec.com>
Cc: Kevin Cernekee <cernekee@chromium.org>
Cc: Anton Yakovlev <anton.yakovlev@opensynergy.com>
Cc: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Oleksandr Andrushchenko <oleksandr_andrushchenko@epam.com>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
Link: https://patch.msgid.link/20241002151536.1855793-1-perex@perex.cz
Signed-off-by: Takashi Iwai <tiwai@suse.de>
3 days agoMerge tag 'asoc-fix-v6.12-rc1' of https://git.kernel.org/pub/scm/linux/kernel/git...
Takashi Iwai [Wed, 2 Oct 2024 19:29:16 +0000 (21:29 +0200)]
Merge tag 'asoc-fix-v6.12-rc1' of https://git./linux/kernel/git/broonie/sound into for-linus

ASoC: Fixes for v6.12

A bunch of fixes here that came in during the merge window and the first
week of release, plus some new quirks and device IDs.  There's nothing
major here, it's a bit bigger than it might've been due to there being
no fixes sent during the merge window due to your vacation.

3 days agoqrb4210-rb2: add HDMI audio playback support
Mark Brown [Wed, 2 Oct 2024 17:38:11 +0000 (18:38 +0100)]
qrb4210-rb2: add HDMI audio playback support

Merge series from Alexey Klimov <alexey.klimov@linaro.org>:

This series still keeps "qcom,qrb4210-rb2-sndcard" for sm8250 soundcard. As per
off the list discussion with Srini it was suggested to have it since in future it
may be required to add clocks, workarounds, quirks, model-specific things based on
this compatible. The same as for RB5 compatible in sm8250 snd driver.

This focuses on HDMI audio playback only hence there are no soundwire and dmic pins,
for instance. The work to enable playback via wcd+wsa8815 amplifier is in progress (it works)
and one of the routes is to merge such two patchsets together.

Link to prev series:
https://lore.kernel.org/linux-sound/20240628010715.438471-1-alexey.klimov@linaro.org/

3 days agoRevert "ALSA: hda: Conditionally use snooping for AMD HDMI"
Takashi Iwai [Wed, 2 Oct 2024 15:59:39 +0000 (17:59 +0200)]
Revert "ALSA: hda: Conditionally use snooping for AMD HDMI"

This reverts commit 478689b5990deb626a0b3f1ebf165979914d6be4.

The fix seems leading to regressions for other systems.
Also, the way to check the presence of IOMMU via get_dma_ops() isn't
reliable and it's no longer applicable for 6.12.  After all, it's no
right fix, so let's revert it at first.

To be noted, the PCM buffer allocation has been changed to try the
continuous pages at first since 6.12, so the problem could be already
addressed without this hackish workaround.

Reported-by: Salvatore Bonaccorso <carnil@debian.org>
Closes: https://lore.kernel.org/ZvgCdYfKgwHpJXGE@eldamar.lan
Link: https://patch.msgid.link/20241002155948.4859-1-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
3 days agoASoC: intel: sof_sdw: Add check devm_kasprintf() returned value
Charles Han [Wed, 25 Sep 2024 08:00:30 +0000 (16:00 +0800)]
ASoC: intel: sof_sdw: Add check devm_kasprintf() returned value

devm_kasprintf() can return a NULL pointer on failure but this
returned value is not checked.

Fixes: b359760d95ee ("ASoC: intel: sof_sdw: Add simple DAI link creation helper")
Signed-off-by: Charles Han <hanchunchao@inspur.com>
Link: https://patch.msgid.link/20240925080030.11262-1-hanchunchao@inspur.com
Signed-off-by: Mark Brown <broonie@kernel.org>
3 days agoASoC: imx-card: Set card.owner to avoid a warning calltrace if SND=m
Hui Wang [Wed, 2 Oct 2024 02:56:59 +0000 (10:56 +0800)]
ASoC: imx-card: Set card.owner to avoid a warning calltrace if SND=m

In most Linux distribution kernels, the SND is set to m, in such a
case, when booting the kernel on i.MX8MP EVK board, there is a
warning calltrace like below:
 Call trace:
 snd_card_init+0x484/0x4cc [snd]
 snd_card_new+0x70/0xa8 [snd]
 snd_soc_bind_card+0x310/0xbd0 [snd_soc_core]
 snd_soc_register_card+0xf0/0x108 [snd_soc_core]
 devm_snd_soc_register_card+0x4c/0xa4 [snd_soc_core]

That is because the card.owner is not set, a warning calltrace is
raised in the snd_card_init() due to it.

Fixes: aa736700f42f ("ASoC: imx-card: Add imx-card machine driver")
Signed-off-by: Hui Wang <hui.wang@canonical.com>
Link: https://patch.msgid.link/20241002025659.723544-1-hui.wang@canonical.com
Signed-off-by: Mark Brown <broonie@kernel.org>
3 days agoASoC: dt-bindings: davinci-mcasp: Fix interrupts property
Miquel Raynal [Tue, 1 Oct 2024 20:47:49 +0000 (22:47 +0200)]
ASoC: dt-bindings: davinci-mcasp: Fix interrupts property

My understanding of the interrupts property is that it can either be:
1/ - TX
2/ - TX
   - RX
3/ - Common/combined.

There are very little chances that either:
   - TX
   - Common/combined
or even
   - TX
   - RX
   - Common/combined
could be a thing.

Looking at the interrupt-names definition (which uses oneOf instead of
anyOf), it makes indeed little sense to use anyOf in the interrupts
definition. I believe this is just a mistake, hence let's fix it.

Fixes: 8be90641a0bb ("ASoC: dt-bindings: davinci-mcasp: convert McASP bindings to yaml schema")
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://patch.msgid.link/20241001204749.390054-1-miquel.raynal@bootlin.com
Signed-off-by: Mark Brown <broonie@kernel.org>
3 days agoASoC: qcom: sm8250: add qrb4210-rb2-sndcard compatible string
Alexey Klimov [Wed, 2 Oct 2024 02:20:10 +0000 (03:20 +0100)]
ASoC: qcom: sm8250: add qrb4210-rb2-sndcard compatible string

Add "qcom,qrb4210-rb2-sndcard" to the list of recognizable
devices.

Signed-off-by: Alexey Klimov <alexey.klimov@linaro.org>
Link: https://patch.msgid.link/20241002022015.867031-3-alexey.klimov@linaro.org
Signed-off-by: Mark Brown <broonie@kernel.org>
3 days agoASoC: dt-bindings: qcom,sm8250: add qrb4210-rb2-sndcard
Alexey Klimov [Wed, 2 Oct 2024 02:20:09 +0000 (03:20 +0100)]
ASoC: dt-bindings: qcom,sm8250: add qrb4210-rb2-sndcard

Add adsp-backed soundcard compatible for QRB4210 RB2 platform,
which as of now looks fully compatible with SM8250.

Signed-off-by: Alexey Klimov <alexey.klimov@linaro.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://patch.msgid.link/20241002022015.867031-2-alexey.klimov@linaro.org
Signed-off-by: Mark Brown <broonie@kernel.org>
3 days agoALSA: hda: fix trigger_tstamp_latched
Jaroslav Kysela [Wed, 2 Oct 2024 08:13:06 +0000 (10:13 +0200)]
ALSA: hda: fix trigger_tstamp_latched

When the trigger_tstamp_latched flag is set, the PCM core code assumes that
the low-level driver handles the trigger timestamping itself. Ensure that
runtime->trigger_tstamp is always updated.

Buglink: https://github.com/alsa-project/alsa-lib/issues/387
Reported-by: Zeno Endemann <zeno.endemann@mailbox.org>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
Link: https://patch.msgid.link/20241002081306.1788405-1-perex@perex.cz
Signed-off-by: Takashi Iwai <tiwai@suse.de>
4 days agoALSA: hda/realtek: Add a quirk for HP Pavilion 15z-ec200
Abhishek Tamboli [Mon, 30 Sep 2024 14:53:00 +0000 (20:23 +0530)]
ALSA: hda/realtek: Add a quirk for HP Pavilion 15z-ec200

Add the quirk for HP Pavilion Gaming laptop 15z-ec200 for
enabling the mute led. The fix apply the ALC285_FIXUP_HP_MUTE_LED
quirk for this model.

Link: https://bugzilla.kernel.org/show_bug.cgi?id=219303
Signed-off-by: Abhishek Tamboli <abhishektamboli9@gmail.com>
Cc: <stable@vger.kernel.org>
Link: https://patch.msgid.link/20240930145300.4604-1-abhishektamboli9@gmail.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
4 days agoALSA: hda/generic: Drop obsoleted obey_preferred_dacs flag
Takashi Iwai [Tue, 1 Oct 2024 12:14:37 +0000 (14:14 +0200)]
ALSA: hda/generic: Drop obsoleted obey_preferred_dacs flag

Now we evaluate directly with preferred_dacs table, the flag is no
longer used and merely a placeholder.
Let's drop the definition and its users.

Link: https://patch.msgid.link/20241001121439.26060-2-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
4 days agoALSA: hda/generic: Unconditionally prefer preferred_dacs pairs
Takashi Iwai [Tue, 1 Oct 2024 12:14:36 +0000 (14:14 +0200)]
ALSA: hda/generic: Unconditionally prefer preferred_dacs pairs

Some time ago, we introduced the obey_preferred_dacs flag for choosing
the DAC/pin pairs specified by the driver instead of parsing the
paths.  This works as expected, per se, but there have been a few
cases where we forgot to set this flag while preferred_dacs table is
already set up.  It ended up with incorrect wiring and made us
wondering why it doesn't work.

Basically, when the preferred_dacs table is provided, it means that
the driver really wants to wire up to follow that.  That is, the
presence of the preferred_dacs table itself is already a "do-it"
flag.

In this patch, we simply replace the evaluation of obey_preferred_dacs
flag with the presence of preferred_dacs table for fixing the
misbehavior.  Another patch to drop of the obsoleted flag will
follow.

Fixes: 242d990c158d ("ALSA: hda/generic: Add option to enforce preferred_dacs pairs")
Link: https://bugzilla.suse.com/show_bug.cgi?id=1219803
Link: https://patch.msgid.link/20241001121439.26060-1-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
4 days agoASoC: Intel: soc-acpi: Fix missing empty terminators
Mark Brown [Tue, 1 Oct 2024 17:54:52 +0000 (18:54 +0100)]
ASoC: Intel: soc-acpi: Fix missing empty terminators

Merge series from Bard Liao <yung-chuan.liao@linux.intel.com>:

There is no links_num in struct snd_soc_acpi_mach {}, and we test
!link->num_adr as a condition to end the loop in hda_sdw_machine_select().
So an empty item in struct snd_soc_acpi_link_adr array is required.

4 days agoALSA: silence integer wrapping warning
Dan Carpenter [Mon, 30 Sep 2024 07:19:58 +0000 (10:19 +0300)]
ALSA: silence integer wrapping warning

This patch doesn't change runtime at all, it's just for kernel hardening.

The "count" here comes from the user and on 32bit systems, it leads to
integer wrapping when we pass it to compute_user_elem_size():

alloc_size = compute_user_elem_size(private_size, count);

However, the integer over is harmless because later "count" is checked
when we pass it to snd_ctl_new():

err = snd_ctl_new(&kctl, count, access, file);

These days as part of kernel hardening we're trying to avoid integer
overflows when they affect size_t type.  So to avoid the integer overflow
copy the check from snd_ctl_new() and do it at the start of the
snd_ctl_elem_add() function as well.

Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Reviewed-by: Jaroslav Kysela <perex@perex.cz>
Link: https://patch.msgid.link/5457e8c1-01ff-4dd9-b49c-15b817f65ee7@stanley.mountain
Signed-off-by: Takashi Iwai <tiwai@suse.de>
4 days agoASoC: Intel: soc-acpi: arl: Fix some missing empty terminators
Charles Keepax [Tue, 1 Oct 2024 06:17:38 +0000 (14:17 +0800)]
ASoC: Intel: soc-acpi: arl: Fix some missing empty terminators

Fixes: c0524067653d ("ASoC: Intel: soc-acpi: arl: Add match entries for new cs42l43 laptops")
Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Link: https://patch.msgid.link/20241001061738.34854-3-yung-chuan.liao@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
4 days agoASoC: Intel: soc-acpi-intel-rpl-match: add missing empty item
Bard Liao [Tue, 1 Oct 2024 06:17:37 +0000 (14:17 +0800)]
ASoC: Intel: soc-acpi-intel-rpl-match: add missing empty item

There is no links_num in struct snd_soc_acpi_mach {}, and we test
!link->num_adr as a condition to end the loop in hda_sdw_machine_select().
So an empty item in struct snd_soc_acpi_link_adr array is required.

Fixes: 65ab45b90656 ("ASoC: Intel: soc-acpi: Add match entries for some cs42l43 laptops")
Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Link: https://patch.msgid.link/20241001061738.34854-2-yung-chuan.liao@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
5 days agoASoC: fsl_sai: Enable 'FIFO continue on error' FCONT bit
Shengjiu Wang [Mon, 30 Sep 2024 06:08:28 +0000 (14:08 +0800)]
ASoC: fsl_sai: Enable 'FIFO continue on error' FCONT bit

FCONT=1 means On FIFO error, the SAI will continue from the
same word that caused the FIFO error to set after the FIFO
warning flag has been cleared.

Set FCONT bit in control register to avoid the channel swap
issue after SAI xrun.

Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
Link: https://patch.msgid.link/1727676508-22830-1-git-send-email-shengjiu.wang@nxp.com
Signed-off-by: Mark Brown <broonie@kernel.org>
5 days agoASoC: dt-bindings: renesas,rsnd: correct reg-names for R-Car Gen1
Wolfram Sang [Thu, 26 Sep 2024 11:32:41 +0000 (13:32 +0200)]
ASoC: dt-bindings: renesas,rsnd: correct reg-names for R-Car Gen1

The device at 0xffd90000 is named SRU, both in the datasheet and SoC
DTSI. Fix the typo in the bindings to avoid the false positive report:

  sound@ffd90000: reg-names:0: 'sru' is not one of ['scu', 'ssi', 'adg']

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Acked-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
Link: https://patch.msgid.link/20240926113241.24060-2-wsa+renesas@sang-engineering.com
Signed-off-by: Mark Brown <broonie@kernel.org>
5 days agoALSA: Reorganize kerneldoc parameter names
Julia Lawall [Mon, 30 Sep 2024 11:20:50 +0000 (13:20 +0200)]
ALSA: Reorganize kerneldoc parameter names

Reorganize kerneldoc parameter names to match the parameter
order in the function header.

Problems identified using Coccinelle.

Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
Link: https://patch.msgid.link/20240930112121.95324-5-Julia.Lawall@inria.fr
Signed-off-by: Takashi Iwai <tiwai@suse.de>
5 days agoALSA: hda/realtek: Fix the push button function for the ALC257
Oder Chiou [Mon, 30 Sep 2024 10:50:39 +0000 (18:50 +0800)]
ALSA: hda/realtek: Fix the push button function for the ALC257

The headset push button cannot work properly in case of the ALC257.
This patch reverted the previous commit to correct the side effect.

Fixes: ef9718b3d54e ("ALSA: hda/realtek: Fix noise from speakers on Lenovo IdeaPad 3 15IAU7")
Signed-off-by: Oder Chiou <oder_chiou@realtek.com>
Link: https://patch.msgid.link/20240930105039.3473266-1-oder_chiou@realtek.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
5 days agoALSA: hda/conexant: fix some typos
Oldherl Oh [Mon, 30 Sep 2024 08:41:32 +0000 (16:41 +0800)]
ALSA: hda/conexant: fix some typos

Fix some typos in patch_conexant.c

Signed-off-by: Oldherl Oh <me@oldherl.one>
Link: https://patch.msgid.link/20240930084132.3373750-1-me@oldherl.one
Signed-off-by: Takashi Iwai <tiwai@suse.de>
6 days agoALSA: mixer_oss: Remove some incorrect kfree_const() usages
Christophe JAILLET [Thu, 26 Sep 2024 18:17:36 +0000 (20:17 +0200)]
ALSA: mixer_oss: Remove some incorrect kfree_const() usages

"assigned" and "assigned->name" are allocated in snd_mixer_oss_proc_write()
using kmalloc() and kstrdup(), so there is no point in using kfree_const()
to free these resources.

Switch to the more standard kfree() to free these resources.

This could avoid a memory leak.

Fixes: 454f5ec1d2b7 ("ALSA: mixer: oss: Constify snd_mixer_oss_assign_table definition")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Link: https://patch.msgid.link/63ac20f64234b7c9ea87a7fa9baf41e8255852f7.1727374631.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Takashi Iwai <tiwai@suse.de>
6 days agoALSA: hda/realtek: Add quirk for Huawei MateBook 13 KLV-WX9
Ai Chao [Thu, 26 Sep 2024 06:02:52 +0000 (14:02 +0800)]
ALSA: hda/realtek: Add quirk for Huawei MateBook 13 KLV-WX9

The headset mic requires a fixup to be properly detected/used.

Signed-off-by: Ai Chao <aichao@kylinos.cn>
Cc: <stable@vger.kernel.org>
Link: https://patch.msgid.link/20240926060252.25630-1-aichao@kylinos.cn
Signed-off-by: Takashi Iwai <tiwai@suse.de>
6 days agoALSA: usb-audio: Add delay quirk for VIVO USB-C HEADSET
Lianqin Hu [Wed, 25 Sep 2024 03:16:29 +0000 (03:16 +0000)]
ALSA: usb-audio: Add delay quirk for VIVO USB-C HEADSET

Audio control requests that sets sampling frequency sometimes fail on
this card. Adding delay between control messages eliminates that problem.

Signed-off-by: Lianqin Hu <hulianqin@vivo.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Link: https://patch.msgid.link/TYUPR06MB62177E629E9DEF2401333BF7D2692@TYUPR06MB6217.apcprd06.prod.outlook.com
6 days agoALSA: Fix typos in comments across various files
Yu Jiaoliang [Tue, 24 Sep 2024 04:17:45 +0000 (12:17 +0800)]
ALSA: Fix typos in comments across various files

This patch fixes typos in comments within the ALSA subsystem.
These changes improve code readability without affecting
functionality.

Signed-off-by: Yu Jiaoliang <yujiaoliang@vivo.com>
Link: https://patch.msgid.link/20240924041749.3125507-1-yujiaoliang@vivo.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
6 days agoselftest: alsa: check if user has alsa installed
Abdul Rahim [Sun, 22 Sep 2024 22:58:18 +0000 (04:28 +0530)]
selftest: alsa: check if user has alsa installed

Currently, if alsa development package is not installed on the user's
system then the make command would print a `pagefull` of errors. In
particular one error message is repeated 3 times. This error is returned
by `pkg-config` and since it is not being handeled appropriately,
repeated calls to `pkg-config` prints the same message again.

This patch adds check for alsa package installation. If alsa is not
installed, a short and consize error is returned. Also, it does not
affect the compilation of other tests.

Signed-off-by: Abdul Rahim <abdul.rahim@myyahoo.com>
Reviewed-by: Shuah Khan <skhan@linuxfoundation.org>
Link: https://patch.msgid.link/20240922225824.18918-1-abdul.rahim@myyahoo.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
6 days agoMerge existing fixes from asoc/for-6.12 into new branch
Mark Brown [Sun, 29 Sep 2024 22:34:33 +0000 (23:34 +0100)]
Merge existing fixes from asoc/for-6.12 into new branch

6 days agoLinux 6.12-rc1
Linus Torvalds [Sun, 29 Sep 2024 22:06:19 +0000 (15:06 -0700)]
Linux 6.12-rc1

6 days agox86: kvm: fix build error
Linus Torvalds [Sun, 29 Sep 2024 21:47:33 +0000 (14:47 -0700)]
x86: kvm: fix build error

The cpu_emergency_register_virt_callback() function is used
unconditionally by the x86 kvm code, but it is declared (and defined)
conditionally:

  #if IS_ENABLED(CONFIG_KVM_INTEL) || IS_ENABLED(CONFIG_KVM_AMD)
  void cpu_emergency_register_virt_callback(cpu_emergency_virt_cb *callback);
  ...

leading to a build error when neither KVM_INTEL nor KVM_AMD support is
enabled:

  arch/x86/kvm/x86.c: In function ‘kvm_arch_enable_virtualization’:
  arch/x86/kvm/x86.c:12517:9: error: implicit declaration of function ‘cpu_emergency_register_virt_callback’ [-Wimplicit-function-declaration]
  12517 |         cpu_emergency_register_virt_callback(kvm_x86_ops.emergency_disable_virtualization_cpu);
        |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  arch/x86/kvm/x86.c: In function ‘kvm_arch_disable_virtualization’:
  arch/x86/kvm/x86.c:12522:9: error: implicit declaration of function ‘cpu_emergency_unregister_virt_callback’ [-Wimplicit-function-declaration]
  12522 |         cpu_emergency_unregister_virt_callback(kvm_x86_ops.emergency_disable_virtualization_cpu);
        |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Fix the build by defining empty helper functions the same way the old
cpu_emergency_disable_virtualization() function was dealt with for the
same situation.

Maybe we could instead have made the call sites conditional, since the
callers (kvm_arch_{en,dis}able_virtualization()) have an empty weak
fallback.  I'll leave that to the kvm people to argue about, this at
least gets the build going for that particular config.

Fixes: 590b09b1d88e ("KVM: x86: Register "emergency disable" callbacks when virt is enabled")
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Sean Christopherson <seanjc@google.com>
Cc: Kai Huang <kai.huang@intel.com>
Cc: Chao Gao <chao.gao@intel.com>
Cc: Farrah Chen <farrah.chen@intel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
6 days agoMerge tag 'mailbox-v6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/jassibrar...
Linus Torvalds [Sun, 29 Sep 2024 16:53:04 +0000 (09:53 -0700)]
Merge tag 'mailbox-v6.12' of git://git./linux/kernel/git/jassibrar/mailbox

Pull mailbox updates from Jassi Brar:

 - fix kconfig dependencies (mhu-v3, omap2+)

 - use devie name instead of genereic imx_mu_chan as interrupt name
   (imx)

 - enable sa8255p and qcs8300 ipc controllers (qcom)

 - Fix timeout during suspend mode (bcm2835)

 - convert to use use of_property_match_string (mailbox)

 - enable mt8188 (mediatek)

 - use devm_clk_get_enabled helpers (spreadtrum)

 - fix device-id typo (rockchip)

* tag 'mailbox-v6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/jassibrar/mailbox:
  mailbox, remoteproc: omap2+: fix compile testing
  dt-bindings: mailbox: qcom-ipcc: Document QCS8300 IPCC
  dt-bindings: mailbox: qcom-ipcc: document the support for SA8255p
  dt-bindings: mailbox: mtk,adsp-mbox: Add compatible for MT8188
  mailbox: Use of_property_match_string() instead of open-coding
  mailbox: bcm2835: Fix timeout during suspend mode
  mailbox: sprd: Use devm_clk_get_enabled() helpers
  mailbox: rockchip: fix a typo in module autoloading
  mailbox: imx: use device name in interrupt name
  mailbox: ARM_MHU_V3 should depend on ARM64

6 days agoMerge tag 'i2c-for-6.12-rc1-additional_fixes' of git://git.kernel.org/pub/scm/linux...
Linus Torvalds [Sun, 29 Sep 2024 16:47:33 +0000 (09:47 -0700)]
Merge tag 'i2c-for-6.12-rc1-additional_fixes' of git://git./linux/kernel/git/wsa/linux

Pull i2c fixes from Wolfram Sang:

 - fix DesignWare driver ENABLE-ABORT sequence, ensuring ABORT can
   always be sent when needed

 - check for PCLK in the SynQuacer controller as an optional clock,
   allowing ACPI to directly provide the clock rate

 - KEBA driver Kconfig dependency fix

 - fix XIIC driver power suspend sequence

* tag 'i2c-for-6.12-rc1-additional_fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux:
  i2c: xiic: Fix pm_runtime_set_suspended() with runtime pm enabled
  i2c: keba: I2C_KEBA should depend on KEBA_CP500
  i2c: synquacer: Deal with optional PCLK correctly
  i2c: designware: fix controller is holding SCL low while ENABLE bit is disabled

6 days agoMerge tag 'dma-mapping-6.12-2024-09-29' of git://git.infradead.org/users/hch/dma...
Linus Torvalds [Sun, 29 Sep 2024 16:35:10 +0000 (09:35 -0700)]
Merge tag 'dma-mapping-6.12-2024-09-29' of git://git.infradead.org/users/hch/dma-mapping

Pull dma-mapping fix from Christoph Hellwig:

 - handle chained SGLs in the new tracing code (Christoph Hellwig)

* tag 'dma-mapping-6.12-2024-09-29' of git://git.infradead.org/users/hch/dma-mapping:
  dma-mapping: fix DMA API tracing for chained scatterlists

6 days agoMerge tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi
Linus Torvalds [Sun, 29 Sep 2024 16:22:34 +0000 (09:22 -0700)]
Merge tag 'scsi-misc' of git://git./linux/kernel/git/jejb/scsi

Pull more SCSI updates from James Bottomley:
 "These are mostly minor updates.

  There are two drivers (lpfc and mpi3mr) which missed the initial
  pull and a core change to retry a start/stop unit which affect
  suspend/resume"

* tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: (32 commits)
  scsi: lpfc: Update lpfc version to 14.4.0.5
  scsi: lpfc: Support loopback tests with VMID enabled
  scsi: lpfc: Revise TRACE_EVENT log flag severities from KERN_ERR to KERN_WARNING
  scsi: lpfc: Ensure DA_ID handling completion before deleting an NPIV instance
  scsi: lpfc: Fix kref imbalance on fabric ndlps from dev_loss_tmo handler
  scsi: lpfc: Restrict support for 32 byte CDBs to specific HBAs
  scsi: lpfc: Update phba link state conditional before sending CMF_SYNC_WQE
  scsi: lpfc: Add ELS_RSP cmd to the list of WQEs to flush in lpfc_els_flush_cmd()
  scsi: mpi3mr: Update driver version to 8.12.0.0.50
  scsi: mpi3mr: Improve wait logic while controller transitions to READY state
  scsi: mpi3mr: Update MPI Headers to revision 34
  scsi: mpi3mr: Use firmware-provided timestamp update interval
  scsi: mpi3mr: Enhance the Enable Controller retry logic
  scsi: sd: Fix off-by-one error in sd_read_block_characteristics()
  scsi: pm8001: Do not overwrite PCI queue mapping
  scsi: scsi_debug: Remove a useless memset()
  scsi: pmcraid: Convert comma to semicolon
  scsi: sd: Retry START STOP UNIT commands
  scsi: mpi3mr: A performance fix
  scsi: ufs: qcom: Update MODE_MAX cfg_bw value
  ...

6 days agoMerge tag 'bcachefs-2024-09-28' of git://evilpiepirate.org/bcachefs
Linus Torvalds [Sun, 29 Sep 2024 16:17:44 +0000 (09:17 -0700)]
Merge tag 'bcachefs-2024-09-28' of git://evilpiepirate.org/bcachefs

Pull more bcachefs updates from Kent Overstreet:
 "Assorted minor syzbot fixes, and for bigger stuff:

  Fix two disk accounting rewrite bugs:

   - Disk accounting keys use the version field of bkey so that journal
     replay can tell which updates have been applied to the btree.

     This is set in the transaction commit path, after we've gotten our
     journal reservation (and our time ordering), but the
     BCH_TRANS_COMMIT_skip_accounting_apply flag that journal replay
     uses was incorrectly skipping this for new updates generated prior
     to journal replay.

     This fixes the underlying cause of an assertion pop in
     disk_accounting_read.

   - A couple of fixes for disk accounting + device removal.

     Checking if acocunting replicas entries were marked in the
     superblock was being done at the wrong point, when deltas in the
     journal could still zero them out, and then additionally we'd try
     to add a missing replicas entry to the superblock without checking
     if it referred to an invalid (removed) device.

  A whole slew of repair fixes:

   - fix infinite loop in propagate_key_to_snapshot_leaves(), this fixes
     an infinite loop when repairing a filesystem with many snapshots

   - fix incorrect transaction restart handling leading to occasional
     "fsck counted ..." warnings

   - fix warning in __bch2_fsck_err() for bkey fsck errors

   - check_inode() in fsck now correctly checks if the filesystem was
     clean

   - there shouldn't be pending logged ops if the fs was clean, we now
     check for this

   - remove_backpointer() doesn't remove a dirent that doesn't actually
     point to the inode

   - many more fsck errors are AUTOFIX"

* tag 'bcachefs-2024-09-28' of git://evilpiepirate.org/bcachefs: (35 commits)
  bcachefs: check_subvol_path() now prints subvol root inode
  bcachefs: remove_backpointer() now checks if dirent points to inode
  bcachefs: dirent_points_to_inode() now warns on mismatch
  bcachefs: Fix lost wake up
  bcachefs: Check for logged ops when clean
  bcachefs: BCH_FS_clean_recovery
  bcachefs: Convert disk accounting BUG_ON() to WARN_ON()
  bcachefs: Fix BCH_TRANS_COMMIT_skip_accounting_apply
  bcachefs: Check for accounting keys with bversion=0
  bcachefs: rename version -> bversion
  bcachefs: Don't delete unlinked inodes before logged op resume
  bcachefs: Fix BCH_SB_ERRS() so we can reorder
  bcachefs: Fix fsck warnings from bkey validation
  bcachefs: Move transaction commit path validation to as late as possible
  bcachefs: Fix disk accounting attempting to mark invalid replicas entry
  bcachefs: Fix unlocked access to c->disk_sb.sb in bch2_replicas_entry_validate()
  bcachefs: Fix accounting read + device removal
  bcachefs: bch_accounting_mode
  bcachefs: fix transaction restart handling in check_extents(), check_dirents()
  bcachefs: kill inode_walker_entry.seen_this_pos
  ...

6 days agoMerge tag 'x86-urgent-2024-09-29' of git://git.kernel.org/pub/scm/linux/kernel/git...
Linus Torvalds [Sun, 29 Sep 2024 16:10:00 +0000 (09:10 -0700)]
Merge tag 'x86-urgent-2024-09-29' of git://git./linux/kernel/git/tip/tip

Pull x86 fixes from Ingo Molnar:
 "Fix TDX MMIO #VE fault handling, and add two new Intel model numbers
  for 'Pantherlake' and 'Diamond Rapids'"

* tag 'x86-urgent-2024-09-29' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/cpu: Add two Intel CPU model numbers
  x86/tdx: Fix "in-kernel MMIO" check

6 days agoMerge tag 'locking-urgent-2024-09-29' of git://git.kernel.org/pub/scm/linux/kernel...
Linus Torvalds [Sun, 29 Sep 2024 15:51:30 +0000 (08:51 -0700)]
Merge tag 'locking-urgent-2024-09-29' of git://git./linux/kernel/git/tip/tip

Pull locking updates from Ingo Molnar:
 "lockdep:
    - Fix potential deadlock between lockdep and RCU (Zhiguo Niu)
    - Use str_plural() to address Coccinelle warning (Thorsten Blum)
    - Add debuggability enhancement (Luis Claudio R. Goncalves)

  static keys & calls:
    - Fix static_key_slow_dec() yet again (Peter Zijlstra)
    - Handle module init failure correctly in static_call_del_module()
      (Thomas Gleixner)
    - Replace pointless WARN_ON() in static_call_module_notify() (Thomas
      Gleixner)

  <linux/cleanup.h>:
    - Add usage and style documentation (Dan Williams)

  rwsems:
    - Move is_rwsem_reader_owned() and rwsem_owner() under
      CONFIG_DEBUG_RWSEMS (Waiman Long)

  atomic ops, x86:
    - Redeclare x86_32 arch_atomic64_{add,sub}() as void (Uros Bizjak)
    - Introduce the read64_nonatomic macro to x86_32 with cx8 (Uros
      Bizjak)"

Signed-off-by: Ingo Molnar <mingo@kernel.org>
* tag 'locking-urgent-2024-09-29' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  locking/rwsem: Move is_rwsem_reader_owned() and rwsem_owner() under CONFIG_DEBUG_RWSEMS
  jump_label: Fix static_key_slow_dec() yet again
  static_call: Replace pointless WARN_ON() in static_call_module_notify()
  static_call: Handle module init failure correctly in static_call_del_module()
  locking/lockdep: Simplify character output in seq_line()
  lockdep: fix deadlock issue between lockdep and rcu
  lockdep: Use str_plural() to fix Coccinelle warning
  cleanup: Add usage and style documentation
  lockdep: suggest the fix for "lockdep bfs error:-1" on print_bfs_bug
  locking/atomic/x86: Redeclare x86_32 arch_atomic64_{add,sub}() as void
  locking/atomic/x86: Introduce the read64_nonatomic macro to x86_32 with cx8

6 days agoMerge tag 'cocci-for-6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/jlawall...
Linus Torvalds [Sun, 29 Sep 2024 15:44:28 +0000 (08:44 -0700)]
Merge tag 'cocci-for-6.12' of git://git./linux/kernel/git/jlawall/linux

Pull coccinelle updates from Julia Lawall:
 "Extend string_choices.cocci to use more available helpers

  Ten patches from Hongbo Li extending string_choices.cocci with the
  complete set of functions offered by include/linux/string_choices.h.

  One patch from myself reducing the number of redundant cases that are
  checked by Coccinelle, giving a small performance improvement"

* tag 'cocci-for-6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/jlawall/linux:
  Reduce Coccinelle choices in string_choices.cocci
  coccinelle: Remove unnecessary parentheses for only one possible change.
  coccinelle: Add rules to find str_yes_no() replacements
  coccinelle: Add rules to find str_on_off() replacements
  coccinelle: Add rules to find str_write_read() replacements
  coccinelle: Add rules to find str_read_write() replacements
  coccinelle: Add rules to find str_enable{d}_disable{d}() replacements
  coccinelle: Add rules to find str_lo{w}_hi{gh}() replacements
  coccinelle: Add rules to find str_hi{gh}_lo{w}() replacements
  coccinelle: Add rules to find str_false_true() replacements
  coccinelle: Add rules to find str_true_false() replacements

6 days agoMerge tag 'linux_kselftest-next-6.12-rc1-fixes' of git://git.kernel.org/pub/scm/linux...
Linus Torvalds [Sun, 29 Sep 2024 15:37:03 +0000 (08:37 -0700)]
Merge tag 'linux_kselftest-next-6.12-rc1-fixes' of git://git./linux/kernel/git/shuah/linux-kselftest

Pull kselftest fix from Shuah Khan:
 "One urgent fix to vDSO as automated testing is failing due to this
  bug"

* tag 'linux_kselftest-next-6.12-rc1-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest:
  selftests: vDSO: align stack for O2-optimized memcpy

7 days agoMerge branch 'locking/core' into locking/urgent, to pick up pending commits
Ingo Molnar [Sun, 29 Sep 2024 06:57:18 +0000 (08:57 +0200)]
Merge branch 'locking/core' into locking/urgent, to pick up pending commits

Merge all pending locking commits into a single branch.

Signed-off-by: Ingo Molnar <mingo@kernel.org>
7 days agoReduce Coccinelle choices in string_choices.cocci
Julia Lawall [Sat, 28 Sep 2024 19:26:22 +0000 (21:26 +0200)]
Reduce Coccinelle choices in string_choices.cocci

The isomorphism neg_if_exp negates the test of a ?: conditional,
making it unnecessary to have an explicit case for a negated test
with the branches inverted.

At the same time, we can disable neg_if_exp in cases where a
different API function may be more suitable for a negated test.

Finally, in the non-patch cases, E matches an expression with
parentheses around it, so there is no need to mention ()
explicitly in the pattern.  The () are still needed in the patch
cases, because we want to drop them, if they are present.

Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
7 days agococcinelle: Remove unnecessary parentheses for only one possible change.
Hongbo Li [Wed, 11 Sep 2024 01:09:27 +0000 (09:09 +0800)]
coccinelle: Remove unnecessary parentheses for only one possible change.

The parentheses are only needed if there is a disjunction, ie a
set of possible changes. If there is only one pattern, we can
remove these parentheses. Just like the format:

  -  x
  +  y

not:

  (
  -  x
  +  y
  )

Signed-off-by: Hongbo Li <lihongbo22@huawei.com>
Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
7 days agococcinelle: Add rules to find str_yes_no() replacements
Hongbo Li [Wed, 11 Sep 2024 01:09:26 +0000 (09:09 +0800)]
coccinelle: Add rules to find str_yes_no() replacements

As other rules done, we add rules for str_yes_no()
to check the relative opportunities.

Signed-off-by: Hongbo Li <lihongbo22@huawei.com>
Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
7 days agococcinelle: Add rules to find str_on_off() replacements
Hongbo Li [Wed, 11 Sep 2024 01:09:25 +0000 (09:09 +0800)]
coccinelle: Add rules to find str_on_off() replacements

As other rules done, we add rules for str_on_off()
to check the relative opportunities.

Signed-off-by: Hongbo Li <lihongbo22@huawei.com>
Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
7 days agococcinelle: Add rules to find str_write_read() replacements
Hongbo Li [Wed, 11 Sep 2024 01:09:24 +0000 (09:09 +0800)]
coccinelle: Add rules to find str_write_read() replacements

As other rules done, we add rules for str_write_read()
to check the relative opportunities.

Signed-off-by: Hongbo Li <lihongbo22@huawei.com>
Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
7 days agococcinelle: Add rules to find str_read_write() replacements
Hongbo Li [Wed, 11 Sep 2024 01:09:23 +0000 (09:09 +0800)]
coccinelle: Add rules to find str_read_write() replacements

As other rules done, we add rules for str_read_write()
to check the relative opportunities.

Signed-off-by: Hongbo Li <lihongbo22@huawei.com>
Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
7 days agococcinelle: Add rules to find str_enable{d}_disable{d}() replacements
Hongbo Li [Wed, 11 Sep 2024 01:09:22 +0000 (09:09 +0800)]
coccinelle: Add rules to find str_enable{d}_disable{d}() replacements

As other rules done, we add rules for str_enable{d}_
disable{d}() to check the relative opportunities.

Signed-off-by: Hongbo Li <lihongbo22@huawei.com>
Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
7 days agococcinelle: Add rules to find str_lo{w}_hi{gh}() replacements
Hongbo Li [Wed, 11 Sep 2024 01:09:21 +0000 (09:09 +0800)]
coccinelle: Add rules to find str_lo{w}_hi{gh}() replacements

As other rules done, we add rules for str_lo{w}_hi{gh}()
to check the relative opportunities.

Signed-off-by: Hongbo Li <lihongbo22@huawei.com>
Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
7 days agococcinelle: Add rules to find str_hi{gh}_lo{w}() replacements
Hongbo Li [Wed, 11 Sep 2024 01:09:20 +0000 (09:09 +0800)]
coccinelle: Add rules to find str_hi{gh}_lo{w}() replacements

As other rules done, we add rules for str_hi{gh}_lo{w}()
to check the relative opportunities.

Signed-off-by: Hongbo Li <lihongbo22@huawei.com>
Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
7 days agococcinelle: Add rules to find str_false_true() replacements
Hongbo Li [Wed, 11 Sep 2024 01:09:19 +0000 (09:09 +0800)]
coccinelle: Add rules to find str_false_true() replacements

As done with str_true_false(), add checks for str_false_true()
opportunities. A simple test can find over 9 cases currently
exist in the tree.

Signed-off-by: Hongbo Li <lihongbo22@huawei.com>
Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
7 days agococcinelle: Add rules to find str_true_false() replacements
Hongbo Li [Wed, 11 Sep 2024 01:09:18 +0000 (09:09 +0800)]
coccinelle: Add rules to find str_true_false() replacements

After str_true_false() has been introduced in the tree,
we can add rules for finding places where str_true_false()
can be used. A simple test can find over 10 locations.

Signed-off-by: Hongbo Li <lihongbo22@huawei.com>
Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
7 days agoMerge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm
Linus Torvalds [Sat, 28 Sep 2024 16:20:14 +0000 (09:20 -0700)]
Merge tag 'for-linus' of git://git./virt/kvm/kvm

Pull x86 kvm updates from Paolo Bonzini:
 "x86:

   - KVM currently invalidates the entirety of the page tables, not just
     those for the memslot being touched, when a memslot is moved or
     deleted.

     This does not traditionally have particularly noticeable overhead,
     but Intel's TDX will require the guest to re-accept private pages
     if they are dropped from the secure EPT, which is a non starter.

     Actually, the only reason why this is not already being done is a
     bug which was never fully investigated and caused VM instability
     with assigned GeForce GPUs, so allow userspace to opt into the new
     behavior.

   - Advertise AVX10.1 to userspace (effectively prep work for the
     "real" AVX10 functionality that is on the horizon)

   - Rework common MSR handling code to suppress errors on userspace
     accesses to unsupported-but-advertised MSRs

     This will allow removing (almost?) all of KVM's exemptions for
     userspace access to MSRs that shouldn't exist based on the vCPU
     model (the actual cleanup is non-trivial future work)

   - Rework KVM's handling of x2APIC ICR, again, because AMD (x2AVIC)
     splits the 64-bit value into the legacy ICR and ICR2 storage,
     whereas Intel (APICv) stores the entire 64-bit value at the ICR
     offset

   - Fix a bug where KVM would fail to exit to userspace if one was
     triggered by a fastpath exit handler

   - Add fastpath handling of HLT VM-Exit to expedite re-entering the
     guest when there's already a pending wake event at the time of the
     exit

   - Fix a WARN caused by RSM entering a nested guest from SMM with
     invalid guest state, by forcing the vCPU out of guest mode prior to
     signalling SHUTDOWN (the SHUTDOWN hits the VM altogether, not the
     nested guest)

   - Overhaul the "unprotect and retry" logic to more precisely identify
     cases where retrying is actually helpful, and to harden all retry
     paths against putting the guest into an infinite retry loop

   - Add support for yielding, e.g. to honor NEED_RESCHED, when zapping
     rmaps in the shadow MMU

   - Refactor pieces of the shadow MMU related to aging SPTEs in
     prepartion for adding multi generation LRU support in KVM

   - Don't stuff the RSB after VM-Exit when RETPOLINE=y and AutoIBRS is
     enabled, i.e. when the CPU has already flushed the RSB

   - Trace the per-CPU host save area as a VMCB pointer to improve
     readability and cleanup the retrieval of the SEV-ES host save area

   - Remove unnecessary accounting of temporary nested VMCB related
     allocations

   - Set FINAL/PAGE in the page fault error code for EPT violations if
     and only if the GVA is valid. If the GVA is NOT valid, there is no
     guest-side page table walk and so stuffing paging related metadata
     is nonsensical

   - Fix a bug where KVM would incorrectly synthesize a nested VM-Exit
     instead of emulating posted interrupt delivery to L2

   - Add a lockdep assertion to detect unsafe accesses of vmcs12
     structures

   - Harden eVMCS loading against an impossible NULL pointer deref
     (really truly should be impossible)

   - Minor SGX fix and a cleanup

   - Misc cleanups

  Generic:

   - Register KVM's cpuhp and syscore callbacks when enabling
     virtualization in hardware, as the sole purpose of said callbacks
     is to disable and re-enable virtualization as needed

   - Enable virtualization when KVM is loaded, not right before the
     first VM is created

     Together with the previous change, this simplifies a lot the logic
     of the callbacks, because their very existence implies
     virtualization is enabled

   - Fix a bug that results in KVM prematurely exiting to userspace for
     coalesced MMIO/PIO in many cases, clean up the related code, and
     add a testcase

   - Fix a bug in kvm_clear_guest() where it would trigger a buffer
     overflow _if_ the gpa+len crosses a page boundary, which thankfully
     is guaranteed to not happen in the current code base. Add WARNs in
     more helpers that read/write guest memory to detect similar bugs

  Selftests:

   - Fix a goof that caused some Hyper-V tests to be skipped when run on
     bare metal, i.e. NOT in a VM

   - Add a regression test for KVM's handling of SHUTDOWN for an SEV-ES
     guest

   - Explicitly include one-off assets in .gitignore. Past Sean was
     completely wrong about not being able to detect missing .gitignore
     entries

   - Verify userspace single-stepping works when KVM happens to handle a
     VM-Exit in its fastpath

   - Misc cleanups"

* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (127 commits)
  Documentation: KVM: fix warning in "make htmldocs"
  s390: Enable KVM_S390_UCONTROL config in debug_defconfig
  selftests: kvm: s390: Add VM run test case
  KVM: SVM: let alternatives handle the cases when RSB filling is required
  KVM: VMX: Set PFERR_GUEST_{FINAL,PAGE}_MASK if and only if the GVA is valid
  KVM: x86/mmu: Use KVM_PAGES_PER_HPAGE() instead of an open coded equivalent
  KVM: x86/mmu: Add KVM_RMAP_MANY to replace open coded '1' and '1ul' literals
  KVM: x86/mmu: Fold mmu_spte_age() into kvm_rmap_age_gfn_range()
  KVM: x86/mmu: Morph kvm_handle_gfn_range() into an aging specific helper
  KVM: x86/mmu: Honor NEED_RESCHED when zapping rmaps and blocking is allowed
  KVM: x86/mmu: Add a helper to walk and zap rmaps for a memslot
  KVM: x86/mmu: Plumb a @can_yield parameter into __walk_slot_rmaps()
  KVM: x86/mmu: Move walk_slot_rmaps() up near for_each_slot_rmap_range()
  KVM: x86/mmu: WARN on MMIO cache hit when emulating write-protected gfn
  KVM: x86/mmu: Detect if unprotect will do anything based on invalid_list
  KVM: x86/mmu: Subsume kvm_mmu_unprotect_page() into the and_retry() version
  KVM: x86: Rename reexecute_instruction()=>kvm_unprotect_and_retry_on_failure()
  KVM: x86: Update retry protection fields when forcing retry on emulation failure
  KVM: x86: Apply retry protection to "unprotect on failure" path
  KVM: x86: Check EMULTYPE_WRITE_PF_TO_SP before unprotecting gfn
  ...

7 days agoMerge tag 's390-6.12-2' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux
Linus Torvalds [Sat, 28 Sep 2024 16:11:46 +0000 (09:11 -0700)]
Merge tag 's390-6.12-2' of git://git./linux/kernel/git/s390/linux

Pull more s390 updates from Vasily Gorbik:

 - Clean up and improve vdso code: use SYM_* macros for function and
   data annotations, add CFI annotations to fix GDB unwinding, optimize
   the chacha20 implementation

 - Add vfio-ap driver feature advertisement for use by libvirt and
   mdevctl

* tag 's390-6.12-2' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux:
  s390/vfio-ap: Driver feature advertisement
  s390/vdso: Use one large alternative instead of an alternative branch
  s390/vdso: Use SYM_DATA_START_LOCAL()/SYM_DATA_END() for data objects
  tools: Add additional SYM_*() stubs to linkage.h
  s390/vdso: Use macros for annotation of asm functions
  s390/vdso: Add CFI annotations to __arch_chacha20_blocks_nostack()
  s390/vdso: Fix comment within __arch_chacha20_blocks_nostack()
  s390/vdso: Get rid of permutation constants

7 days agoMerge tag 'modules-6.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/mcgrof...
Linus Torvalds [Sat, 28 Sep 2024 16:06:15 +0000 (09:06 -0700)]
Merge tag 'modules-6.12-rc1' of git://git./linux/kernel/git/mcgrof/linux

Pull module updates from Luis Chamberlain:
 "There are a few fixes / cleanups from Vincent, Chunhui, and Petr, but
  the most important part of this pull request is the Rust community
  stepping up to help maintain both C / Rust code for future Rust module
  support. We grow the set of modules maintainers by three now, and with
  this hope to scale to help address what's needed to properly support
  future Rust module support.

  A lot of exciting stuff coming in future kernel releases.

  This has been on linux-next for ~ 3 weeks now with no issues"

* tag 'modules-6.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux:
  module: Refine kmemleak scanned areas
  module: abort module loading when sysfs setup suffer errors
  MAINTAINERS: scale modules with more reviewers
  module: Clean up the description of MODULE_SIG_<type>
  module: Split modules_install compression and in-kernel decompression

7 days agoMerge tag 'fbdev-for-6.12-rc1-2' of git://git.kernel.org/pub/scm/linux/kernel/git...
Linus Torvalds [Sat, 28 Sep 2024 16:00:38 +0000 (09:00 -0700)]
Merge tag 'fbdev-for-6.12-rc1-2' of git://git./linux/kernel/git/deller/linux-fbdev

Pull fbdev fixes from Helge Deller:

 - crash fix in fbcon_putcs

 - avoid a possible string memory overflow in sisfb

 - minor code optimizations in omapfb and fbcon

* tag 'fbdev-for-6.12-rc1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/linux-fbdev:
  fbdev: sisfb: Fix strbuf array overflow
  fbcon: break earlier in search_fb_in_map and search_for_mapped_con
  fbdev: omapfb: Call of_node_put(ep) only once in omapdss_of_find_source_for_first_ep()
  fbcon: Fix a NULL pointer dereference issue in fbcon_putcs

7 days agoMerge tag 'drm-next-2024-09-28' of https://gitlab.freedesktop.org/drm/kernel
Linus Torvalds [Sat, 28 Sep 2024 15:47:46 +0000 (08:47 -0700)]
Merge tag 'drm-next-2024-09-28' of https://gitlab.freedesktop.org/drm/kernel

Pull drm fixes from Dave Airlie:
 "Regular fixes for the week to end the merge window, i915 and xe have a
  few each, amdgpu makes up most of it with a bunch of SR-IOV related
  fixes amongst others.

  i915:
   - Fix BMG support to UHBR13.5
   - Two PSR fixes
   - Fix colorimetry detection for DP

  xe:
   - Fix macro for checking minimum GuC version
   - Fix CCS offset calculation for some BMG SKUs
   - Fix locking on memory usage reporting via fdinfo and BO destroy
   - Fix GPU page fault handler on a closed VM
   - Fix overflow in oa batch buffer

  amdgpu:
   - MES 12 fix
   - KFD fence sync fix
   - SR-IOV fixes
   - VCN 4.0.6 fix
   - SDMA 7.x fix
   - Bump driver version to note cleared VRAM support
   - SWSMU fix
   - CU occupancy logic fix
   - SDMA queue fix"

* tag 'drm-next-2024-09-28' of https://gitlab.freedesktop.org/drm/kernel: (79 commits)
  drm/amd/pm: update workload mask after the setting
  drm/amdgpu: bump driver version for cleared VRAM
  drm/amdgpu: fix vbios fetching for SR-IOV
  drm/amdgpu: fix PTE copy corruption for sdma 7
  drm/amdkfd: Add SDMA queue quantum support for GFX12
  drm/amdgpu/vcn: enable AV1 on both instances
  drm/amdkfd: Fix CU occupancy for GFX 9.4.3
  drm/amdkfd: Update logic for CU occupancy calculations
  drm/amdgpu: skip coredump after job timeout in SRIOV
  drm/amdgpu: sync to KFD fences before clearing PTEs
  drm/amdgpu/mes12: set enable_level_process_quantum_check
  drm/i915/dp: Fix colorimetry detection
  drm/amdgpu/mes12: reduce timeout
  drm/amdgpu/mes11: reduce timeout
  drm/amdgpu: use GEM references instead of TTMs v2
  drm/amd/display: Allow backlight to go below `AMDGPU_DM_DEFAULT_MIN_BACKLIGHT`
  drm/amd/display: Fix kdoc entry for 'tps' in 'dc_process_dmub_dpia_set_tps_notification'
  drm/amdgpu: update golden regs for gfx12
  drm/amdgpu: clean up vbios fetching code
  drm/amd/display: handle nulled pipe context in DCE110's set_drr()
  ...

7 days agoMerge tag 'ceph-for-6.12-rc1' of https://github.com/ceph/ceph-client
Linus Torvalds [Sat, 28 Sep 2024 15:40:36 +0000 (08:40 -0700)]
Merge tag 'ceph-for-6.12-rc1' of https://github.com/ceph/ceph-client

Pull ceph updates from Ilya Dryomov:
 "Three CephFS fixes from Xiubo and Luis and a bunch of assorted
  cleanups"

* tag 'ceph-for-6.12-rc1' of https://github.com/ceph/ceph-client:
  ceph: remove the incorrect Fw reference check when dirtying pages
  ceph: Remove empty definition in header file
  ceph: Fix typo in the comment
  ceph: fix a memory leak on cap_auths in MDS client
  ceph: flush all caps releases when syncing the whole filesystem
  ceph: rename ceph_flush_cap_releases() to ceph_flush_session_cap_releases()
  libceph: use min() to simplify code in ceph_dns_resolve_name()
  ceph: Convert to use jiffies macro
  ceph: Remove unused declarations

7 days agoMerge tag 'v6.12-rc-ksmbd-server-fixes' of git://git.samba.org/ksmbd
Linus Torvalds [Sat, 28 Sep 2024 15:35:21 +0000 (08:35 -0700)]
Merge tag 'v6.12-rc-ksmbd-server-fixes' of git://git.samba.org/ksmbd

Pull smb server fixes from Steve French:

 - fix querying dentry for char/block special files

 - small cleanup patches

* tag 'v6.12-rc-ksmbd-server-fixes' of git://git.samba.org/ksmbd:
  ksmbd: Correct typos in multiple comments across various files
  ksmbd: fix open failure from block and char device file
  ksmbd: remove unsafe_memcpy use in session setup
  ksmbd: Replace one-element arrays with flexible-array members
  ksmbd: fix warning: comparison of distinct pointer types lacks a cast

7 days agoMerge tag '6.12rc-more-smb3-client-fixes' of git://git.samba.org/sfrench/cifs-2.6
Linus Torvalds [Sat, 28 Sep 2024 15:30:27 +0000 (08:30 -0700)]
Merge tag '6.12rc-more-smb3-client-fixes' of git://git.samba.org/sfrench/cifs-2.6

Pull xmb client fixes from Steve French:

 - Noisy log message cleanup

 - Important netfs fix for cifs crash in generic/074

 - Three minor improvements to use of hashing (multichannel and mount
   improvements)

 - Fix decryption crash for large read with small esize

* tag '6.12rc-more-smb3-client-fixes' of git://git.samba.org/sfrench/cifs-2.6:
  smb: client: make SHA-512 TFM ephemeral
  smb: client: make HMAC-MD5 TFM ephemeral
  smb: client: stop flooding dmesg in smb2_calc_signature()
  smb: client: allocate crypto only for primary server
  smb: client: fix UAF in async decryption
  netfs: Fix write oops in generic/346 (9p) and generic/074 (cifs)

8 days agobcachefs: check_subvol_path() now prints subvol root inode
Kent Overstreet [Tue, 24 Sep 2024 02:32:47 +0000 (22:32 -0400)]
bcachefs: check_subvol_path() now prints subvol root inode

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
8 days agobcachefs: remove_backpointer() now checks if dirent points to inode
Kent Overstreet [Tue, 24 Sep 2024 02:27:13 +0000 (22:27 -0400)]
bcachefs: remove_backpointer() now checks if dirent points to inode

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
8 days agobcachefs: dirent_points_to_inode() now warns on mismatch
Kent Overstreet [Tue, 24 Sep 2024 02:22:00 +0000 (22:22 -0400)]
bcachefs: dirent_points_to_inode() now warns on mismatch

if an inode backpointer points to a dirent that doesn't point back,
that's an error we should warn about.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
8 days agobcachefs: Fix lost wake up
Alan Huang [Tue, 27 Aug 2024 15:14:48 +0000 (23:14 +0800)]
bcachefs: Fix lost wake up

If the reader acquires the read lock and then the writer enters the slow
path, while the reader proceeds to the unlock path, the following scenario
can occur without the change:

writer: pcpu_read_count(lock) return 1 (so __do_six_trylock will return 0)
reader: this_cpu_dec(*lock->readers)
reader: smp_mb()
reader: state = atomic_read(&lock->state) (there is no waiting flag set)
writer: six_set_bitmask()

then the writer will sleep forever.

Signed-off-by: Alan Huang <mmpgouride@gmail.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
8 days agobcachefs: Check for logged ops when clean
Kent Overstreet [Thu, 26 Sep 2024 20:23:30 +0000 (16:23 -0400)]
bcachefs: Check for logged ops when clean

If we shut down successfully, there shouldn't be any logged ops to
resume.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
8 days agobcachefs: BCH_FS_clean_recovery
Kent Overstreet [Thu, 26 Sep 2024 20:19:58 +0000 (16:19 -0400)]
bcachefs: BCH_FS_clean_recovery

Add a filesystem flag to indicate whether we did a clean recovery -
using c->sb.clean after we've got rw is incorrect, since c->sb is
updated whenever we write the superblock.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
8 days agobcachefs: Convert disk accounting BUG_ON() to WARN_ON()
Kent Overstreet [Sat, 28 Sep 2024 01:05:59 +0000 (21:05 -0400)]
bcachefs: Convert disk accounting BUG_ON() to WARN_ON()

We had a bug where disk accounting keys didn't always have their version
field set in journal replay; change the BUG_ON() to a WARN(), and
exclude this case since it's now checked for elsewhere (in the bkey
validate function).

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
8 days agobcachefs: Fix BCH_TRANS_COMMIT_skip_accounting_apply
Kent Overstreet [Thu, 26 Sep 2024 19:59:29 +0000 (15:59 -0400)]
bcachefs: Fix BCH_TRANS_COMMIT_skip_accounting_apply

This was added to avoid double-counting accounting keys in journal
replay. But applied incorrectly (easily done since it applies to the
transaction commit, not a particular update), it leads to skipping
in-mem accounting for real accounting updates, and failure to give them
a version number - which leads to journal replay becoming very confused
the next time around.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
8 days agobcachefs: Check for accounting keys with bversion=0
Kent Overstreet [Thu, 26 Sep 2024 19:58:02 +0000 (15:58 -0400)]
bcachefs: Check for accounting keys with bversion=0

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
8 days agobcachefs: rename version -> bversion
Kent Overstreet [Thu, 26 Sep 2024 19:49:17 +0000 (15:49 -0400)]
bcachefs: rename version -> bversion

give bversions a more distinct name, to aid in grepping

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
8 days agobcachefs: Don't delete unlinked inodes before logged op resume
Kent Overstreet [Thu, 26 Sep 2024 19:19:17 +0000 (15:19 -0400)]
bcachefs: Don't delete unlinked inodes before logged op resume

Previously, check_inode() would delete unlinked inodes if they weren't
on the deleted list - this code dating from before there was a deleted
list.

But, if we crash during a logged op (truncate or finsert/fcollapse) of
an unlinked file, logged op resume will get confused if the inode has
already been deleted - instead, just add it to the deleted list if it
needs to be there; delete_dead_inodes runs after logged op resume.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
8 days agobcachefs: Fix BCH_SB_ERRS() so we can reorder
Kent Overstreet [Thu, 26 Sep 2024 19:30:17 +0000 (15:30 -0400)]
bcachefs: Fix BCH_SB_ERRS() so we can reorder

BCH_SB_ERRS() has a field for the actual enum val so that we can reorder
to reorganize, but the way BCH_SB_ERR_MAX was defined didn't allow for
this.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
8 days agobcachefs: Fix fsck warnings from bkey validation
Kent Overstreet [Thu, 26 Sep 2024 20:51:19 +0000 (16:51 -0400)]
bcachefs: Fix fsck warnings from bkey validation

__bch2_fsck_err() warns if the current task has a btree_trans object and
it wasn't passed in, because if it has to prompt for user input it has
to be able to unlock it.

But plumbing the btree_trans through bkey_validate(), as well as
transaction restarts, is problematic - so instead make bkey fsck errors
FSCK_AUTOFIX, which doesn't need to warn.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
8 days agobcachefs: Move transaction commit path validation to as late as possible
Kent Overstreet [Thu, 26 Sep 2024 20:50:29 +0000 (16:50 -0400)]
bcachefs: Move transaction commit path validation to as late as possible

In order to check for accounting keys with version=0, we need to run
validation after they've been assigned version numbers.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
8 days agobcachefs: Fix disk accounting attempting to mark invalid replicas entry
Kent Overstreet [Wed, 25 Sep 2024 22:17:52 +0000 (18:17 -0400)]
bcachefs: Fix disk accounting attempting to mark invalid replicas entry

This fixes the following bug, where a disk accounting key has an invalid
replicas entry, and we attempt to add it to the superblock:

bcachefs (3c0860e8-07ca-4276-8954-11c1774be868): starting version 1.12: rebalance_work_acct_fix opts=metadata_replicas=2,data_replicas=2,foreground_target=ssd,background_target=hdd,nopromote_whole_extents,verbose,fsck,fix_errors=yes
bcachefs (3c0860e8-07ca-4276-8954-11c1774be868): recovering from clean shutdown, journal seq 15211644
bcachefs (3c0860e8-07ca-4276-8954-11c1774be868): accounting_read...
accounting not marked in superblock replicas
  replicas cached: 1/1 [0], fixing
bcachefs (3c0860e8-07ca-4276-8954-11c1774be868): sb invalid before write: Invalid superblock section replicas_v0: invalid device 0 in entry cached: 1/1 [0]
replicas_v0 (size 88):
user: 2 [3 5] user: 2 [1 4] cached: 1 [2] btree: 2 [1 2] user: 2 [2 5] cached: 1 [0] cached: 1 [4] journal: 2 [1 5] user: 2 [1 2] user: 2 [2 3] user: 2 [3 4] user: 2 [4 5] cached: 1 [1] cached: 1 [3] cached: 1 [5] journal: 2 [1 2] journal: 2 [2 5] btree: 2 [2 5] user: 2 [1 3] user: 2 [1 5] user: 2 [2 4]

bcachefs (3c0860e8-07ca-4276-8954-11c1774be868): inconsistency detected - emergency read only at journal seq 15211644
accounting not marked in superblock replicas
  replicas user: 1/1 [3], fixing
bcachefs (3c0860e8-07ca-4276-8954-11c1774be868): sb invalid before write: Invalid superblock section replicas_v0: invalid device 0 in entry cached: 1/1 [0]
replicas_v0 (size 96):
user: 2 [3 5] user: 2 [1 3] cached: 1 [2] btree: 2 [1 2] user: 2 [2 4] cached: 1 [0] cached: 1 [4] journal: 2 [1 5] user: 1 [3] user: 2 [1 5] user: 2 [3 4] user: 2 [4 5] cached: 1 [1] cached: 1 [3] cached: 1 [5] journal: 2 [1 2] journal: 2 [2 5] btree: 2 [2 5] user: 2 [1 2] user: 2 [1 4] user: 2 [2 3] user: 2 [2 5]

accounting not marked in superblock replicas
  replicas user: 1/2 [3 7], fixing
bcachefs (3c0860e8-07ca-4276-8954-11c1774be868): sb invalid before write: Invalid superblock section replicas_v0: invalid device 7 in entry user: 1/2 [3 7]
replicas_v0 (size 96):
user: 2 [3 7] user: 2 [1 3] cached: 1 [2] btree: 2 [1 2] user: 2 [2 4] cached: 1 [0] cached: 1 [4] journal: 2 [1 5] user: 1 [3] user: 2 [1 5] user: 2 [3 4] user: 2 [4 5] cached: 1 [1] cached: 1 [3] cached: 1 [5] journal: 2 [1 2] journal: 2 [2 5] btree: 2 [2 5] user: 2 [1 2] user: 2 [1 4] user: 2 [2 3] user: 2 [2 5] user: 2 [3 5]

 done
bcachefs (3c0860e8-07ca-4276-8954-11c1774be868): alloc_read... done
bcachefs (3c0860e8-07ca-4276-8954-11c1774be868): stripes_read... done
bcachefs (3c0860e8-07ca-4276-8954-11c1774be868): snapshots_read... done

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
8 days agobcachefs: Fix unlocked access to c->disk_sb.sb in bch2_replicas_entry_validate()
Kent Overstreet [Wed, 25 Sep 2024 22:17:31 +0000 (18:17 -0400)]
bcachefs: Fix unlocked access to c->disk_sb.sb in bch2_replicas_entry_validate()

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
8 days agobcachefs: Fix accounting read + device removal
Kent Overstreet [Wed, 25 Sep 2024 20:46:06 +0000 (16:46 -0400)]
bcachefs: Fix accounting read + device removal

accounting read was checking if accounting replicas entries were marked
in the superblock prior to applying accounting from the journal,
which meant that a recently removed device could spuriously trigger a
"not marked in superblocked" error (when journal entries zero out the
offending counter).

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
8 days agobcachefs: bch_accounting_mode
Kent Overstreet [Wed, 25 Sep 2024 02:53:56 +0000 (22:53 -0400)]
bcachefs: bch_accounting_mode

Minor refactoring - replace multiple bool arguments with an enum; prep
work for fixing a bug in accounting read.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
8 days agobcachefs: fix transaction restart handling in check_extents(), check_dirents()
Kent Overstreet [Tue, 24 Sep 2024 02:32:58 +0000 (22:32 -0400)]
bcachefs: fix transaction restart handling in check_extents(), check_dirents()

Dealing with outside state within a btree transaction is always tricky.

check_extents() and check_dirents() have to accumulate counters for
i_sectors and i_nlink (for subdirectories). There were two bugs:

- transaction commit may return a restart; therefore we have to commit
  before accumulating to those counters
- get_inode_all_snapshots() may return a transaction restart, before
  updating w->last_pos; then, on the restart,
  check_i_sectors()/check_subdir_count() would see inodes that were not
  for w->last_pos

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
8 days agobcachefs: kill inode_walker_entry.seen_this_pos
Kent Overstreet [Tue, 24 Sep 2024 02:29:05 +0000 (22:29 -0400)]
bcachefs: kill inode_walker_entry.seen_this_pos

dead code

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
8 days agobcachefs: Fix incorrect IS_ERR_OR_NULL usage
Kent Overstreet [Tue, 24 Sep 2024 23:31:22 +0000 (19:31 -0400)]
bcachefs: Fix incorrect IS_ERR_OR_NULL usage

Returning a positive integer instead of an error code causes error paths
to become very confused.

Closes: syzbot+c0360e8367d6d8d04a66@syzkaller.appspotmail.com
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
8 days agobcachefs: fix the memory leak in exception case
Hongbo Li [Tue, 24 Sep 2024 01:41:46 +0000 (09:41 +0800)]
bcachefs: fix the memory leak in exception case

The pointer clean points the memory allocated by kmemdup, when the
return value of bch2_sb_clean_validate_late is not zero. The memory
pointed by clean is leaked. So we should free it in this case.

Fixes: a37ad1a3aba9 ("bcachefs: sb-clean.c")
Signed-off-by: Hongbo Li <lihongbo22@huawei.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
8 days agobcachefs: fast exit when darray_make_room failed
Hongbo Li [Tue, 24 Sep 2024 01:42:24 +0000 (09:42 +0800)]
bcachefs: fast exit when darray_make_room failed

In downgrade_table_extra, the return value is needed. When it
return failed, we should exit immediately.

Fixes: 7773df19c35f ("bcachefs: metadata version bucket_stripe_sectors")
Signed-off-by: Hongbo Li <lihongbo22@huawei.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
8 days agobcachefs: Fix iterator leak in check_subvol()
Kent Overstreet [Tue, 24 Sep 2024 02:05:14 +0000 (22:05 -0400)]
bcachefs: Fix iterator leak in check_subvol()

A couple small error handling fixes

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
8 days agobcachefs: Add snapshot to bch_inode_unpacked
Kent Overstreet [Tue, 24 Sep 2024 02:06:04 +0000 (22:06 -0400)]
bcachefs: Add snapshot to bch_inode_unpacked

this allows for various cleanups in fsck

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
8 days agobcachefs: assign return error when iterating through layout
Diogo Jahchan Koike [Mon, 23 Sep 2024 22:22:14 +0000 (19:22 -0300)]
bcachefs: assign return error when iterating through layout

syzbot reported a null ptr deref in __copy_user [0]

In __bch2_read_super, when a corrupt backup superblock matches the
default opts offset, no error is assigned to ret and the freed superblock
gets through, possibly being assigned as the best sb in bch2_fs_open and
being later dereferenced, causing a fault. Assign EINVALID to ret when
iterating through layout.

[0]: https://syzkaller.appspot.com/bug?extid=18a5c5e8a9c856944876

Reported-by: syzbot+18a5c5e8a9c856944876@syzkaller.appspotmail.com
Closes: https://syzkaller.appspot.com/bug?extid=18a5c5e8a9c856944876
Signed-off-by: Diogo Jahchan Koike <djahchankoike@gmail.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
8 days agobcachefs: Fix srcu warning in check_topology
Kent Overstreet [Mon, 23 Sep 2024 22:42:39 +0000 (18:42 -0400)]
bcachefs: Fix srcu warning in check_topology

check_topology doesn't need the srcu lock and doesn't use normal btree
transactions - we can just drop the srcu lock.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
8 days agobcachefs: Fix error path in check_dirent_inode_dirent()
Kent Overstreet [Mon, 23 Sep 2024 22:41:46 +0000 (18:41 -0400)]
bcachefs: Fix error path in check_dirent_inode_dirent()

fsck_err() jumps to the fsck_err label when bailing out; need to make
sure bp_iter was initialized...

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
8 days agobcachefs: memset bounce buffer portion to 0 after key_sort_fix_overlapping
Piotr Zalewski [Sun, 22 Sep 2024 15:18:01 +0000 (15:18 +0000)]
bcachefs: memset bounce buffer portion to 0 after key_sort_fix_overlapping

Zero-initialize part of allocated bounce buffer which wasn't touched by
subsequent bch2_key_sort_fix_overlapping to mitigate later uinit-value
use KMSAN bug[1].

After applying the patch reproducer still triggers stack overflow[2] but
it seems unrelated to the uninit-value use warning. After further
investigation it was found that stack overflow occurs because KMSAN adds
too many function calls[3]. Backtrace of where the stack magic number gets
smashed was added as a reply to syzkaller thread[3].

It was confirmed that task's stack magic number gets smashed after the code
path where KSMAN detects uninit-value use is executed, so it can be assumed
that it doesn't contribute in any way to uninit-value use detection.

[1] https://syzkaller.appspot.com/bug?extid=6f655a60d3244d0c6718
[2] https://lore.kernel.org/lkml/66e57e46.050a0220.115905.0002.GAE@google.com
[3] https://lore.kernel.org/all/rVaWgPULej8K7HqMPNIu8kVNyXNjjCiTB-QBtItLFBmk0alH6fV2tk4joVPk97Evnuv4ZRDd8HB5uDCkiFG6u81xKdzDj-KrtIMJSlF6Kt8=@proton.me

Reported-by: syzbot+6f655a60d3244d0c6718@syzkaller.appspotmail.com
Closes: https://syzkaller.appspot.com/bug?extid=6f655a60d3244d0c6718
Fixes: ec4edd7b9d20 ("bcachefs: Prep work for variable size btree node buffers")
Suggested-by: Kent Overstreet <kent.overstreet@linux.dev>
Signed-off-by: Piotr Zalewski <pZ010001011111@proton.me>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
8 days agobcachefs: Improve bch2_is_inode_open() warning message
Kent Overstreet [Mon, 23 Sep 2024 21:33:02 +0000 (17:33 -0400)]
bcachefs: Improve bch2_is_inode_open() warning message

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
8 days agobcachefs: Add extra padding in bkey_make_mut_noupdate()
Kent Overstreet [Mon, 23 Sep 2024 21:30:59 +0000 (17:30 -0400)]
bcachefs: Add extra padding in bkey_make_mut_noupdate()

This fixes a kasan splat in propagate_key_to_snapshot_leaves() -
varint_decode_fast() does reads (that it never uses) up to 7 bytes past
the end of the integer.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
8 days agobcachefs: Mark inode errors as autofix
Kent Overstreet [Mon, 23 Sep 2024 20:40:47 +0000 (16:40 -0400)]
bcachefs: Mark inode errors as autofix

Most or all errors will be autofix in the future, we're currently just
doing the ones that we know are well tested.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
8 days agoMerge tag 'amd-drm-fixes-6.12-2024-09-27' of https://gitlab.freedesktop.org/agd5f...
Dave Airlie [Fri, 27 Sep 2024 22:42:46 +0000 (08:42 +1000)]
Merge tag 'amd-drm-fixes-6.12-2024-09-27' of https://gitlab.freedesktop.org/agd5f/linux into drm-next

amd-drm-fixes-6.12-2024-09-27:

amdgpu:
- MES 12 fix
- KFD fence sync fix
- SR-IOV fixes
- VCN 4.0.6 fix
- SDMA 7.x fix
- Bump driver version to note cleared VRAM support
- SWSMU fix

amdgpu:
- CU occupancy logic fix
- SDMA queue fix

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Alex Deucher <alexander.deucher@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240927202819.2978109-1-alexander.deucher@amd.com
8 days agofbdev: sisfb: Fix strbuf array overflow
Andrey Shumilin [Fri, 27 Sep 2024 19:34:24 +0000 (22:34 +0300)]
fbdev: sisfb: Fix strbuf array overflow

The values of the variables xres and yres are placed in strbuf.
These variables are obtained from strbuf1.
The strbuf1 array contains digit characters
and a space if the array contains non-digit characters.
Then, when executing sprintf(strbuf, "%ux%ux8", xres, yres);
more than 16 bytes will be written to strbuf.
It is suggested to increase the size of the strbuf array to 24.

Found by Linux Verification Center (linuxtesting.org) with SVACE.

Signed-off-by: Andrey Shumilin <shum.sdl@nppct.ru>
Signed-off-by: Helge Deller <deller@gmx.de>
8 days agoMerge tag 'pm-6.12-rc1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael...
Linus Torvalds [Fri, 27 Sep 2024 20:30:07 +0000 (13:30 -0700)]
Merge tag 'pm-6.12-rc1-2' of git://git./linux/kernel/git/rafael/linux-pm

Pull power management fix from Rafael Wysocki:
 "Fix idle states enumeration in the intel_idle driver on platforms
  supporting multiple flavors of the C6 idle state (Artem Bityutskiy)"

* tag 'pm-6.12-rc1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  intel_idle: fix ACPI _CST matching for newer Xeon platforms

8 days agoMerge tag 'uml-for-linus-6.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git...
Linus Torvalds [Fri, 27 Sep 2024 19:48:48 +0000 (12:48 -0700)]
Merge tag 'uml-for-linus-6.12-rc1' of git://git./linux/kernel/git/uml/linux

Pull UML updates from Richard Weinberger:

 - Removal of dead code (TT mode leftovers, etc)

 - Fixes for the network vector driver

 - Fixes for time-travel mode

* tag 'uml-for-linus-6.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/uml/linux:
  um: fix time-travel syscall scheduling hack
  um: Remove outdated asm/sysrq.h header
  um: Remove the declaration of user_thread function
  um: Remove the call to SUBARCH_EXECVE1 macro
  um: Remove unused mm_fd field from mm_id
  um: Remove unused fields from thread_struct
  um: Remove the redundant newpage check in update_pte_range
  um: Remove unused kpte_clear_flush macro
  um: Remove obsoleted declaration for execute_syscall_skas
  user_mode_linux_howto_v2: add VDE vector support in doc
  vector_user: add VDE support
  um: remove ARCH_NO_PREEMPT_DYNAMIC
  um: vector: Fix NAPI budget handling
  um: vector: Replace locks guarding queue depth with atomics
  um: remove variable stack array in os_rcv_fd_msg()

8 days agoovl: fix file leak in ovl_real_fdget_meta()
Amir Goldstein [Fri, 27 Sep 2024 11:54:23 +0000 (13:54 +0200)]
ovl: fix file leak in ovl_real_fdget_meta()

ovl_open_realfile() is wrongly called twice after conversion to
new struct fd.

Fixes: 88a2f6468d01 ("struct fd: representation change")
Reported-by: syzbot+d9efec94dcbfa0de1c07@syzkaller.appspotmail.com
Signed-off-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>